Base | Representation |
---|---|
bin | 100100101010101… |
… | …0110000110101010 |
3 | 10011202002100200002 |
4 | 1021111112012222 |
5 | 10004431113310 |
6 | 322030143002 |
7 | 42326436503 |
oct | 11125260652 |
9 | 3152070602 |
10 | 1230332330 |
11 | 581543987 |
12 | 2a4051a62 |
13 | 167b847c6 |
14 | b9587baa |
15 | 7302cda5 |
hex | 495561aa |
1230332330 has 48 divisors (see below), whose sum is σ = 2451431304. Its totient is φ = 443013120.
The previous prime is 1230332321. The next prime is 1230332401. The reversal of 1230332330 is 332330321.
It can be written as a sum of positive squares in 4 ways, for example, as 1227030841 + 3301489 = 35029^2 + 1817^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83090 + ... + 96770.
Almost surely, 21230332330 is an apocalyptic number.
1230332330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1230332330 is a deficient number, since it is larger than the sum of its proper divisors (1221098974).
1230332330 is a wasteful number, since it uses less digits than its factorization.
1230332330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13751 (or 13728 counting only the distinct ones).
The product of its (nonzero) digits is 972, while the sum is 20.
The square root of 1230332330 is about 35076.0934255798. The cubic root of 1230332330 is about 1071.5377574993.
Adding to 1230332330 its reverse (332330321), we get a palindrome (1562662651).
The spelling of 1230332330 in words is "one billion, two hundred thirty million, three hundred thirty-two thousand, three hundred thirty".
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